Barrett, MN Weather & Growing Conditions
Tonight
55°F
Chance Rain Showers then Cloudy
A chance of rain showers before 9pm. Cloudy. Low around 55, with temperatures rising to around 57 overnight. East wind 10 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 55°F | Chance Rain Showers then Cloudy | 10 to 16 mph E | 42% |
| Saturday | 67°F | Mostly Cloudy | 12 mph NE | 5% |
| Saturday Night | 53°F | Mostly Cloudy | 9 mph NE | 0% |
| Sunday | 68°F | Mostly Cloudy | 13 mph ENE | 0% |
| Sunday Night | 48°F | Mostly Cloudy | 10 mph E | 4% |
| Monday | 65°F | Mostly Cloudy | 9 mph E | 4% |
| Monday Night | 45°F | Partly Cloudy | 7 mph ESE | 2% |
| Tuesday | 66°F | Mostly Sunny | 8 to 12 mph SE | 0% |
| Tuesday Night | 46°F | Mostly Clear | 9 mph SE | 1% |
| Wednesday | 68°F | Mostly Sunny | 9 to 14 mph SSE | 8% |
| Wednesday Night | 51°F | Slight Chance Rain Showers | 10 mph SSE | 20% |
| Thursday | 71°F | Slight Chance Rain Showers then Partly Sunny | 10 mph SSE | 20% |
| Thursday Night | 52°F | Partly Cloudy | 7 mph SSE | 7% |
| Friday | 73°F | Mostly Sunny | 7 to 13 mph SSE | 8% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Barrett, MN
Last spring frost
May 4
First fall frost
Oct 1
Growing season
150 days
Hardiness zone
4b
Explore more for Barrett, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Morris W Cntrl Rsch & Outreach, Mn (21.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.